#14 Hardened Stainless Steel HWH w/ EPDM Sealing Washer, Self-Drilling TEK roofing screws MB1187 The hex washer head (HWH)

The hex washer head (HWH) with integral indentation provides excellent load distribution and resistance to pull-through

Feature Details Diameter / Thread #12-24 UNC Available Lengths ½″ & ¾″ (full thread) Head / Drive Slot-Indented Hex Washer — 5/16″ A/F + straight slot Flange Design Serrated underside for anti-vibration grip Point Style Type 23 (triangular chip-relief) Material Carbon Steel Finish Bright Zinc-Bake (RoHS) System of Measurement US / Inch Standards ASME B18

Undercut Note: Only the shortest length features an undercut flat head

1640″) Thread Size #8-36 UNF (Fine Thread) Drive Size 9/64″ Hex (Allen) Head Type Socket Head Cap Screw (SHCS) Material 18-8 Stainless Steel (A2) Finish Passivated Stainless (as produced) Standards ASTM F837 / ASME B18

#14 Hardened Stainless Steel HWH w/ EPDM Sealing Washer, Self-Drilling TEK roofing screws MB1187 The hex washer head (HWH)#14 Indent Hex Washer Head Self Drilling Screws with EPDM Sealing Washers 410 Hardened Stainless Steel for Superior Strength and Corrosion Resistance Enhance your projects with our high quality #14 Indent Hex Washer Head (HWH) Unslotted Self Drilling Sheet Metal Screws, featuring EPDM sealing washers. Made from 410 Hardened Stainless Steel (Washer: EPDM Rubber and Stainless Steel), these screws offer exceptional strength and good corrosion resistance,